Path-selection control arrangement for primary-secondary switching systems



R. P. BOYER, JR PATH-SELECTION CONTROL ARRANGEMENT FOR Feb. 26, 19522,587,103

' PRIMARY-SECONDARY SWITCHING SYSTEMS 25 Sheets-Sheet l Filed Nov. 26,1949 25 Sheets-Sheet 2 R. P. BOYER, JR PATH-SELECTION CONTROLARRANGEMENT FOR PRIMARY-SECONDARY SWITCHING SYSTEMS Feb. 26, 1952 FiledNov. 2e, 1949 ATTORNEY Feb. 26, 1952 R. P. BOYER, JR PATH-SELECTIONCONTROL ARRANGEMENT FOR PRIMARY-SECONDARY SWITCHING SYSTEMS 25Sheets-Sheet 5 Filed NOV. 26, 1949 mwN INVENTOR! RICHARD P. BOYER JR. BY

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R. P. BOYER, JR PATH-SELECTION CONTROL ARRANGEMENT FOR Feb. 26, 1952PRIMARY-SECONDARY SWITCHING SYSTEMS 25 Sheets-Sheet 5 Filed Nov. 26,1949 Rv. w R =Y. mw N R No, WB m P. T m Dv A R A H rl R m zalR.P.BOYER,JR PATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARYSWITCHING SYSTEMS 25 Sheets-Sheet 6 Filed Nov. 26, 1949 Feb. 26, 1952 R.P. BOYER, .JR 2,587,103

PATH-SELECTION, CONTROL ARRANGEMENT FOR PRIMARY-SECONDARY SWITCHINGSYSTEMS 25 Sheets-Sheet 7 Filed Nov. 26. 1949 (NNN NO@ MWJI mOn mnmINVENTOR: RICHARD P. BOYER JR. BWM bam/m7 ATTORNEY Feb. 26, 1952 R. P.BOYER, JR PATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARYSWITCHING SYSTEMS y25 Sheets-Sheet 8 Filed NOV. 26, 1949 |NvENAToR=RICHARD P. BOYER JR.

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Feb. 26, 1952 R. P. BOYER, JR

-SELECTION CONTROL. ARRANGEMENT FOR 2,587,103 PATH PRIMARY-SECONDARYSWITCHING SYSTEMS 25 Sheets-Sheet 9 Filed NOV. 26, 1949 Feb. 26, 1952 R.P. BOYER, JR

PATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARY SWITCHINGSYSTEMS 25 Sheets-Sheet lO Filed NOV. 26, 1949 .limi

INVENTOR: RlCHARD P. BOYER JR. BYWM @M7 ATTORNEY Feb. 26, 1952 R. P.BOYER, JR' PATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARYSWITCHING SYSTEMS 25 Sheets-Sheet 1l Filed Nov. 26, 1949 Feb. 26, 1952R. P. BOYER, JR PATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARYSWITCHING SYSTEMS 25 Sheets-Sheet 12 Filed Nov. 26. 1949 Feb. 26, 1952R. P. BOYER, JR -SELECTION CONTROL. ARRANGEMENT FOR PATHPRIMARY-SECONDARY SWITCHING SYSTEMS 25 Sheets-Sheet 13 Filed Nov. 2e.1949 Feb.' ze, 1952 Filed Nov. 26, 1949 PATH-SELECTIbN BOYER, JR

CONTROL ARRANGEMENT FOR PRIMARY-SECONDARY SWITCHING SYSTEMS 25Sheets-Sheet 14 R. P. BOYER, JR PATH-SELECTION CONTROL ARRANGEMENT FORFeb. 26, 1952 PRIMARY-SECONDARY SWITCHING SYSTEMS 25 Sheets-Sheet l5Filed NOV. 26, 1949 INVENTOR: RICHARD P. BOYER JR.

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tu@ N m UN AUN NU ONUN Feb. 26, 1952 R. P. BOYER, JR PATH-SELECTIONCONTROL. ARRANGEMENT FOR PRIMARY-SECONDARY SWITCHING SYSTEMS 25Sheets-Sheet 16 Filed Nov. 26, 1949 m di Feb. 26, 1952 R. P. BOYER, JRPATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARY SWITCHINGSYSTEMS 25 Sheets-Sheet 17 Filed Nov. 26, 1949 Feb. 26, 1952 R. P.BOYER, JR PATH-SELECTION CONTROL ARRANGEMENT FOR PRIMARY-SECONDARYswITcHING SYSTEMS 25 Sheets-Sheet 18 Filed Nov. 26. 1949 R. P. BOYER,JR' PATH-SELECTION-CONTROL ARRANGEMENT FOR Feb. 26, 1952PRIMARY-SECONDARY SWITCHING SYSTEMS 25 Sheets-Sheet 19 Filed Nov. 26,1949 25 Sheets-Sheet 20 R. P. BOYER, JR

PRIMARY-SECONDARY SWITCHING SYSTEMS PATH-SELECTION CONTROL ARRANGEMENTFOR Feb. 26, 1952 Filed Nov. 226, 1949

